Base | Representation |
---|---|
bin | 10111001011110… |
… | …10001000011100 |
3 | 111112221221202021 |
4 | 23211322020130 |
5 | 344242034222 |
6 | 31144305524 |
7 | 4551052642 |
oct | 1345721034 |
9 | 445857667 |
10 | 194486812 |
11 | 9a867903 |
12 | 551722a4 |
13 | 313a6a70 |
14 | 1bb89192 |
15 | 1211aac7 |
hex | b97a21c |
194486812 has 48 divisors (see below), whose sum is σ = 389844000. Its totient is φ = 84153600.
The previous prime is 194486801. The next prime is 194486813. The reversal of 194486812 is 218684491.
194486812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194486813) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98814 + ... + 100762.
It is an arithmetic number, because the mean of its divisors is an integer number (8121750).
Almost surely, 2194486812 is an apocalyptic number.
It is an amenable number.
194486812 is an abundant number, since it is smaller than the sum of its proper divisors (195357188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194486812 is a wasteful number, since it uses less digits than its factorization.
194486812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2086 (or 2084 counting only the distinct ones).
The product of its digits is 110592, while the sum is 43.
The square root of 194486812 is about 13945.8528602592. The cubic root of 194486812 is about 579.3798484497.
The spelling of 194486812 in words is "one hundred ninety-four million, four hundred eighty-six thousand, eight hundred twelve".
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